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daihoo81
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樓主  發(fā)表于: 2011-03-29 20:19
220伏直接用橋式整流器整流，供給電磁線(xiàn)圈，為什么老是燒橋式整流器？請大家指點(diǎn)了�。�！
子丑寅卯9
好鋼是煉出來(lái)的; 好妞是泡出來(lái)的!
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1樓  發(fā)表于: 2011-04-03 17:28
加續流2極管和隔離變壓器，可能接地了也可能感應電勢。
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